Turning over Motion Generation of Real Starfishes

2 Turning over Motion Generation of Real Starfishes 

1) As no special static organ is known to be present in that group of animals, how can the sea-star realize its unnatural, inverted state  

2) What controls those unified, coordinated movements as seen when the animal strives to right itself  

Besides these there is a modification of the former, starting with the tulip-state . Also, there are combination of folding over and somersault. One is starting by folding over to finish by turning a somersault. Another is starting by the somersault and to finish by folding over. 

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